Rhododendron likes bright scattered light, so it should be placed in a bright place when breeding, but not in a direct sunlight place, especially in summer, so it should be shaded in time to escape the heat.
Second, the temperature
It is best to provide rhododendron with a growth environment of 15-28 degrees during cultivation, and pay attention to controlling the temperature in summer. The temperature should not exceed 32 degrees, and it is best not to be lower than 5 degrees in winter. The environment above 10 degree can grow normally.
Third, water.
Rhododendron cultivation should keep the basin soil moist, and it will bloom soon in late spring, so it is necessary to increase the amount of watering. The temperature is too high in summer, so besides watering, we should spray more water. Lack of water in autumn and winter, especially in winter.
Fourth, soil.
Rhododendron likes loose and fertile soil with weak acidity and good drainage. Humus soil, peat soil and sandy soil can be configured as nutrient soil according to the ratio of 5:2:3 during cultivation.
Extended data:
According to legend, there was a cuckoo in ancient times, which crowed day and night, hemoptysis, and dyed flowers all over the mountain, hence the name. Rhododendrons usually bloom in spring, with 2-6 flowers in each cluster. Corolla is funnel-shaped, with red, pink, apricot, snow blue, white and so on. , gorgeous colors. Born under sparse thickets or pine forests in mountainous areas at an altitude of 500-1200 (-2,500) meters, it is a typical indicator plant of acidic soil in south-central and southwest China.
This whole plant is used as medicine: it can promote qi and blood circulation, tonify deficiency, treat cough due to internal injury, deafness due to kidney deficiency, irregular menstruation and rheumatism. Because the corolla is bright red, it is a famous flower plant with high ornamental value and is cultivated in parks all over the world.
There are as many as seven or eight cities in Jiangxi, Anhui, Guizhou and other places in China. Rhododendron is a provincial flower and has been designated as the city flower. 1985 In May, Rhododendron was rated as six of the top ten flowers in China.
Reference source; Baidu encyclopedia-azalea